1 (金)	14:06	06:43	-	19:40
	120cm	42cm	-	89cm
若潮 出 05:33 入 17:23 出 15:14 入 01:02

那珂湊（茨城）2055年10月1日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。

時刻	潮位	高低差	各ポイント
10/1 00:00	109.4	↓-0.7
10/1 00:10	108.5	↓-0.9
10/1 00:20	107.5	↓-1.0
10/1 00:30	106.4	↓-1.1
10/1 00:40	105.2	↓-1.2
10/1 00:50	103.8	↓-1.4
10/1 01:00	102.3	↓-1.5
10/1 01:10	100.7	↓-1.6
10/1 01:20	99.0	↓-1.7
10/1 01:30	97.1	↓-1.9
10/1 01:40	95.2	↓-1.9
10/1 01:50	93.2	↓-2.0
10/1 02:00	91.1	↓-2.1
10/1 02:10	88.9	↓-2.2
10/1 02:20	86.7	↓-2.2
10/1 02:30	84.4	↓-2.3
10/1 02:40	82.1	↓-2.3
10/1 02:50	79.7	↓-2.4
10/1 03:00	77.4	↓-2.3
10/1 03:10	75.0	↓-2.4
10/1 03:20	72.6	↓-2.4
10/1 03:30	70.2	↓-2.4
10/1 03:40	67.9	↓-2.3
10/1 03:50	65.5	↓-2.4
10/1 04:00	63.3	↓-2.2
10/1 04:10	61.1	↓-2.2
10/1 04:20	58.9	↓-2.2
10/1 04:30	56.9	↓-2.0
10/1 04:40	54.9	↓-2.0
10/1 04:50	53.0	↓-1.9
10/1 05:00	51.3	↓-1.7
10/1 05:10	49.6	↓-1.7
10/1 05:20	48.1	↓-1.5
10/1 05:30	46.8	↓-1.3
10/1 05:40	45.5	↓-1.3
10/1 05:50	44.5	↓-1.0
10/1 06:00	43.6	↓-0.9
10/1 06:10	42.9	↓-0.7
10/1 06:20	42.4	↓-0.5
10/1 06:30	42.1	↓-0.3
10/1 06:40	41.9	↓-0.2	干潮
10/1 06:50	42.0	↑0.1
10/1 07:00	42.2	↑0.2
10/1 07:10	42.7	↑0.5
10/1 07:20	43.4	↑0.7
10/1 07:30	44.2	↑0.8
10/1 07:40	45.3	↑1.1
10/1 07:50	46.5	↑1.2
10/1 08:00	47.9	↑1.4
10/1 08:10	49.5	↑1.6
10/1 08:20	51.3	↑1.8
10/1 08:30	53.2	↑1.9
10/1 08:40	55.3	↑2.1
10/1 08:50	57.6	↑2.3
10/1 09:00	59.9	↑2.3
10/1 09:10	62.4	↑2.5
10/1 09:20	64.9	↑2.5
10/1 09:30	67.6	↑2.7
10/1 09:40	70.3	↑2.7
10/1 09:50	73.1	↑2.8
10/1 10:00	75.9	↑2.8
10/1 10:10	78.7	↑2.8
10/1 10:20	81.6	↑2.9	最大潮位差
10/1 10:30	84.4	↑2.8
10/1 10:40	87.2	↑2.8
10/1 10:50	89.9	↑2.7
10/1 11:00	92.6	↑2.7
10/1 11:10	95.2	↑2.6
10/1 11:20	97.8	↑2.6
10/1 11:30	100.2	↑2.4
10/1 11:40	102.5	↑2.3
10/1 11:50	104.7	↑2.2
10/1 12:00	106.8	↑2.1
10/1 12:10	108.7	↑1.9
10/1 12:20	110.5	↑1.8
10/1 12:30	112.1	↑1.6
10/1 12:40	113.6	↑1.5
10/1 12:50	114.9	↑1.3
10/1 13:00	116.1	↑1.2
10/1 13:10	117.1	↑1.0
10/1 13:20	117.9	↑0.8
10/1 13:30	118.5	↑0.6
10/1 13:40	119.0	↑0.5
10/1 13:50	119.3	↑0.3
10/1 14:00	119.5	↑0.2	満潮
10/1 14:10	119.5	0
10/1 14:20	119.4	↓-0.1
10/1 14:30	119.1	↓-0.3
10/1 14:40	118.6	↓-0.5
10/1 14:50	118.1	↓-0.5
10/1 15:00	117.4	↓-0.7
10/1 15:10	116.6	↓-0.8
10/1 15:20	115.6	↓-1.0
10/1 15:30	114.6	↓-1.0
10/1 15:40	113.5	↓-1.1
10/1 15:50	112.3	↓-1.2
10/1 16:00	111.1	↓-1.2
10/1 16:10	109.7	↓-1.4
10/1 16:20	108.4	↓-1.3
10/1 16:30	107.0	↓-1.4
10/1 16:40	105.5	↓-1.5
10/1 16:50	104.1	↓-1.4
10/1 17:00	102.7	↓-1.4
10/1 17:10	101.2	↓-1.5
10/1 17:20	99.8	↓-1.4
10/1 17:30	98.5	↓-1.3
10/1 17:40	97.2	↓-1.3
10/1 17:50	95.9	↓-1.3
10/1 18:00	94.7	↓-1.2
10/1 18:10	93.6	↓-1.1
10/1 18:20	92.6	↓-1.0
10/1 18:30	91.6	↓-1.0
10/1 18:40	90.8	↓-0.8
10/1 18:50	90.1	↓-0.7
10/1 19:00	89.5	↓-0.6
10/1 19:10	89.1	↓-0.4
10/1 19:20	88.8	↓-0.3
10/1 19:30	88.6	↓-0.2	干潮
10/1 19:40	88.5	↓-0.1	干潮
10/1 19:50	88.6	↑0.1
10/1 20:00	88.8	↑0.2
10/1 20:10	89.2	↑0.4
10/1 20:20	89.6	↑0.4
10/1 20:30	90.2	↑0.6
10/1 20:40	90.9	↑0.7
10/1 20:50	91.8	↑0.9
10/1 21:00	92.7	↑0.9
10/1 21:10	93.7	↑1.0
10/1 21:20	94.8	↑1.1
10/1 21:30	96.0	↑1.2
10/1 21:40	97.2	↑1.2
10/1 21:50	98.5	↑1.3
10/1 22:00	99.8	↑1.3
10/1 22:10	101.1	↑1.3
10/1 22:20	102.4	↑1.3
10/1 22:30	103.7	↑1.3
10/1 22:40	105.0	↑1.3
10/1 22:50	106.2	↑1.2
10/1 23:00	107.4	↑1.2
10/1 23:10	108.5	↑1.1
10/1 23:20	109.5	↑1.0
10/1 23:30	110.4	↑0.9
10/1 23:40	111.2	↑0.8
10/1 23:50	111.9	↑0.7